Re: PIX Questions [7:65806]

2003-03-20 Thread Darrell Newcomb
And for IOS nat'ing you can use policy routing to determine egress interface and thus NAT pool, which determines source address of outgoing traffic, which can be useful in controlling inbound traffic flow. YMMV But, this can be very useful when you are trying to do network gymnastics or inflict

Re: DS3 bandwidth issues [7:65790]

2003-03-20 Thread Darrell Newcomb
Priscilla Oppenheimer wrote in message news:[EMAIL PROTECTED] s vermill wrote: Nate wrote: We've run a bandwidth test on our DS3 with nothing connected to it but a workstation (and obviously a router/pix). We went to testmyspeed.com as well as dslreports.com. We both

Re: DS3 bandwidth issues [7:65790]

2003-03-19 Thread Darrell Newcomb
Increase the speed of light. By increasing the speed of light you will increase the speed of your file transfer. Ask management to fund advanced research into light accelerators, then wait to do your transfers after light has been speed up by a few orders of magnitude. (This works best for

Re: Graphing usage based on CAR Policies [7:65674]

2003-03-18 Thread Darrell Newcomb
Can you create bandwidth graphs based on CAR policies? I would like to be able to create multiple policies matching access lists on an interface, and graph them separately to find out how much usage each policy is seeing. I had this problem 3 years ago and didn't quickly find a MIB which

Re: DS3 slow connection problem. [7:65491]

2003-03-17 Thread Darrell Newcomb
As others are saying, get the carrier involved. Do some loopbacks with their help. (Do loopbacks still make sense with DS3? I've only worked with DS1). Regardless, I think you've done the requisite testing and swapping on your side. Time to hassle the carrier. I haven't been reading

Re: DS3 slow connection problem. [7:65491]

2003-03-17 Thread Darrell Newcomb
As others are saying, get the carrier involved. Do some loopbacks with their help. (Do loopbacks still make sense with DS3? I've only worked with DS1). Regardless, I think you've done the requisite testing and swapping on your side. Time to hassle the carrier. I haven't been reading

Re: Split-Tunnel with PPTP on PIX [7:64585]

2003-03-08 Thread Darrell Newcomb
within one classful boundary then you could lean on this behavior to build a split-tunnel. YMMV as I doubt microsoft is committed to keeping this quirk and I can't recall which of their clients behaved which ways, just that this behavior has been extremely common. Best of Luck, Darrell Newcomb

Re: ADSL Between Head Office and Remote Branch [7:63711]

2003-02-25 Thread Darrell Newcomb
distance and medium quality demands much so more digging would be in order. Good Luck, Darrell Newcomb Netswitch Technology Management http://www.netswitch.net Ismail Al-Shelh wrote in message news:[EMAIL PROTECTED] I have read the MXL-2300 Brochure its really not complicated like Cisco DSL

Re: ISS Real Secure Vs Cisco IDS [7:63461]

2003-02-21 Thread Darrell Newcomb
Albert Lu wrote in message news:[EMAIL PROTECTED] how quickly can you respond to your alerts? Since for some attacks, a half hour response time could cause your site to be down (eg. slammer virus). If that was the case, even if you had all the vendor's IDS, it will be useless. Just to soapbox

Re: Help with Route-Maps [7:63381]

2003-02-19 Thread Darrell Newcomb
Luck, Darrell Newcomb http://www.hayaitacos.net/mpeer/ CiscoNewbie wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... Hi all. Here is a scneario that I need your help on: I have a RAS server that has 2 ethernet interfaces for egress traffic. The IP addressing on each i

Re: BGP Question [7:62914]

2003-02-12 Thread Darrell Newcomb
right now and it works under simple failure modes. Best of luck and if you've got the time to share more details about what is desired the group can make more suggestions, Darrell Newcomb darrell(at)hayaitacosnet http://www.hayaitacos.net/mpeer/ Home of the Managed Peering Service Jim Devane

Re: TCP connection drops after 11 minutes [7:62855]

2003-02-12 Thread Darrell Newcomb
Since there isn't enough details and the answers to Priscilla's questions would help us. I'll continue the speculative guessing game with a few spare minutes. When I read the description I thought Jason meant that he made (one) request to a webserver which was taking a VERY long time to

Re: In a pix or router, can you nat the Source IP based on dest [7:62319]

2003-02-01 Thread Darrell Newcomb
specific cases, though I am NOT recommending anyone do this. Just wanted to share knowledge that it is possible to make it work in a stable fashion on the PIX as well...of course every software upgrade has the potential to break this unintended(by Cisco) use. Darrell Newcomb http://www.netswitch.net

Re: L3 Switching Swtich/Router Comparsion [7:62166]

2003-01-30 Thread Darrell Newcomb
The Long and Winding Road wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... MADMAN wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... Hmmm, IOS imgaes that are approaching, (in some cases exceeding) 20M ;) speaking of which, how big would the same IOS image be

Re: OSPF default-information originate criteria [7:61683]

2003-01-23 Thread Darrell Newcomb
Well logically you'd have problems with the 2nd condition regardless of IOS restrictions. To use a few situations to describe why is probably easier to follow the 2nd condition. Some OSPF Network--Router A(device under consideration)---Router B 1) RouterA received default via OSPF and passes it

Re: OSPF default-information originate criteria [7:61683]

2003-01-23 Thread Darrell Newcomb
Typo below 3)Now maybe your entire network is just Router's A,B,andC. Then RouterC would have a default learned from somewhere else and hopefully a lower admin distance than the default seen from RouterA. Then you could have a survivable situation where RouterA can originate a new default

Re: route-map no-export - not working!! [7:61480]

2003-01-22 Thread Darrell Newcomb
Xueyan's comments about changing permit and deny's would work. But I think the big thing you are missing here is you're tagging something no-export on the way out of AS34. That will pass the route to the neighboring AS and then they shouldn't pass it on to their neighboring AS's. If you wanted

Re: response time between PIX with VPN [7:60981]

2003-01-16 Thread Darrell Newcomb
What eric is refering to is a couple different items. One is the forward lookup of the name given on the command prompt, which I don't recall any traceroute implementations which cause high latency for that. Secondly is the reverse lookup many traceroute's will do if you give an IP address as the

Re: BGP Stability problem over DSL link [7:55507]

2002-10-13 Thread Darrell Newcomb
Have you observed any problems with long lived tcp sessions besides this bgp session?(Of course that'd be for sessions not dependant upon the routes learned/announced via the troublesome session) Have you looked to see if the link state changing(rapidly) and causing the bgp session to be

Re: Need help with link utilisation [7:55347]

2002-10-11 Thread Darrell Newcomb
The load shown in your sh int's is that of the % on output rate not some combination of both input and output. If you look at your interface's input rate 47 bits/sec you'll see it's quite close to 512kbps or a high load. John Botha (Mnet) wrote in message [EMAIL PROTECTED]">news:[EMAIL

Re: BVI at OC3 speed [7:54828]

2002-10-03 Thread Darrell Newcomb
Interesting. Wish I could provide a direct answer. Aside from NOT using BVI's :) I usually like to just make the assumption bvi's are going to be process switched to be safe which works for the small environments I've used them in. And they usually are process switched for interesting packets

Re: Wireless Netowrk [7:54757]

2002-10-02 Thread Darrell Newcomb
It'll work however: 1)You're not offering much security unless the conduits are for protocol/applications of a completely benign nature, which I'm confident the probably are not. 2)By doing this the data traveling between wireless clients and these opened(conduit) services are at risk of being

Re: Major DNS Issues?? [7:54674]

2002-10-01 Thread Darrell Newcomb
Not that this is directly going to do much for you, but seems fine from here.(See below) Are you walking the tree and observing a problem? With which root server did you observe issues? Or are you seeing things through a caching dns server? Is the cache polluted? server 192.5.5.241 Default

Re: OT: Serves Me Right - DHCP problem [7:54402]

2002-09-30 Thread Darrell Newcomb
Kevin Wigle wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... W2K/XP does that automatically. If you have the icon turned on in the system tray for the nic, you will see when the cable is unplugged and when it is plugged in again. (you don't need it turned on to work) this has

Re: OT: Serves Me Right - DHCP problem [7:54402]

2002-09-28 Thread Darrell Newcomb
Because pre-W2K windows didn't automatically try to renew a lease when the ethernet interface comes back up after being down. So...if the old lease hadn't come up for renewal during the time the machine moved from point A to B.the users don't automatically get connectivity. Lots of options

Re: gigabit design possibilities [7:53862]

2002-09-28 Thread Darrell Newcomb
Yes that darn business driver of selling more transport. Reminds me of my days at a PTT doing research for applications to drive transport. Seeing the big picture is usually very helpful, people don't buy transport for no reason. If you're not the PTT or cable based telco then selling

Re: slightly OT: Pingflood [7:54334]

2002-09-27 Thread Darrell Newcomb
://www.cisco.com/warp/public/471/ttcp.html Sorry for not responding earlier I'd been on the road. Darrell Newcomb darrell(at)netswitchnet Technology Advisor, Netswitch http://www.netswitch.net sam sneed wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... Does anyone know where I can ge

Re: gigabit design possibilities [7:53862]

2002-09-27 Thread Darrell Newcomb
on or do independant evaluation of the proposals. Hope this helps a bit and Good Luck, Darrell Newcomb Technology Advisor, Netswitch http://www.netswitch.net So, what have you folks run across? Message Posted at: http://www.groupstudy.com/form/read.php?f=7i=5439

Re: Linux Fetchmail monitoring tool [7:53244]

2002-09-13 Thread Darrell Newcomb
I don't really have much to say about fetchmail specifically, but two comments which are probably useful. Sounds like you really want to speed up fetchmail, not just monitor it. I don't have any great suggestions about monitoring it other than parsing logs like any other service you can't

Re: Squid Caching Software [7:53221]

2002-09-12 Thread Darrell Newcomb
As dre said squid works great. Has worked great for a long time and I don't see any reason for it to stop being good. The available tools for log analysis are broad and pretty good, better than those of the commercial vendors I've seen. The tools for content filtering on squid(though I don't

Re: Unicast flooding on switch ports [7:52907]

2002-09-09 Thread Darrell Newcomb
. And what device do each of these destinations port represent -Output of sh spant stat Good Luck, Darrell Newcomb [EMAIL PROTECTED] Consultant, Netswitch--Turning your Needs into Results http://www.netswitch.net BTW, Netswitch has been Serving Indonesia since 2000 Hitesh Pathak R wrote in message

Re: traffic shapping and rate-limit [7:52468]

2002-09-04 Thread Darrell Newcomb
On the outbounds side the ISP has already incurred the expense of transporting the outbound data to the edge router the customer is connected to. So delivering the traffic within reason would be in everyone's best interest. On the inbound side the pricing model for rate limited service which

Re: Secondary addresses on fast ethernet interfaces [7:52295]

2002-08-29 Thread Darrell Newcomb
Short answer would be not unless the volume of data was a problem or the new configuration caused packets to be switched(proccess, ...) in a different manner than before. I think you want to do: int fa0/0 ip addr 205.109.29.x(where x is 128) 255.255.255.128 ip addr 205.109.29.33 255.255.255.224

Re: How to force a gratuitous ARP [7:51674]

2002-08-20 Thread Darrell Newcomb
and R2 are both attached to the same switch getting L2 forwarding of R1's mac wouldn't be hard along with setting the MAC of R2's interface. Not sure if that'd work in your environment though. Good Luck, Darrell Newcomb Always looking for the next killer project darrell(at)hayaitacosnet John

Re: CCIE Lab - San Jose [7:37444]

2002-03-07 Thread Darrell Newcomb
Ejay, I think you mean the one in Sunnyvale on Mathilda just off 101? With a Burger King and Hobbee's right there as well. Wish I had a URL to share, but would seem like a good place to stay. Darrell Hire, Ejay wrote: There is a $50/night motel 6 with a denny's in the parking lot that is

Re: MPLS and AS5300 [7:37252]

2002-03-05 Thread Darrell Newcomb
From the top of my head the cisco party line on this is to use the as5300 as a LAC for a 7200/7400/... LNS which would do the MPLS encaps. Then again there has been a lot of standards work on making the LNS/LAC communication over MPLS. There's my two cents for what it's worth. But these

Re: ccnp beta [7:35726]

2002-02-18 Thread Darrell Newcomb
I took some beta exams for CCNP back the last time(?) they reworked the tests a few years ago. Got some big surprises on questions covering some odd areas, but they seemed pretty fair. As long as you aren't in a rush to get results back go for it, Darrell Constantin Tivig wrote: Anyone

Re: what is wrong with the job market ? [7:35611]

2002-02-18 Thread Darrell Newcomb
nrf wrote: Chuck wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... in the case of a number of the CLEC's, part of the problem was the old telco monopoly that they had to fight. Maybe it was part of the problem, but not the whole problem. True, the RBOC's were hindering

Re: OSPF across PIX [7:24608]

2002-02-04 Thread Darrell Newcomb
You 'could' pass a BGP session with a route-map to set next-hop correctly for both sides of the session. But you still have the issue of what routes you are advertising across any NAT. The challenge you have is extracting value from running some dynamic routing over a statically configured

RE: Limit access to serial link to four users [7:33306]

2002-01-29 Thread Darrell Newcomb
I try not to use the following on my networks, but have also never had it fail to deliver service when there was no other choice. The common streaming of windows media and real have such large client side buffers that you'll find you can seemingly overload the link without having any user

RE: Limit access to serial link to four users [7:33306]

2002-01-29 Thread Darrell Newcomb
This didn't seem to post earlier I try not to use the following on my networks, but have also never had it fail to deliver service when there was no other choice. The common streaming of windows media and real have such large client side buffers that you'll find you can seemingly overload

Re: Limit access to serial link to four users [7:33306]

2002-01-29 Thread Darrell Newcomb
I try not to use the below logic on my networks, but have also never had it fail to deliver service when there was no other choice. The common streaming of windows media and real have such large client side buffers that you'll find you can seemingly overload the link without having any user

Re: Limit access to serial link to four users [7:33306]

2002-01-29 Thread Darrell Newcomb
I try not to use the below logic on my networks, but have also never had it fail to deliver service when there was no other choice. The common streaming of windows media and real have such large client side buffers that you'll find you can seemingly overload the link without having any user

Re: Limit access to serial link to four users [7:33306]

2002-01-29 Thread Darrell Newcomb
I try not to use the below logic on my networks, but have also never had it fail to deliver service when there was no other choice. The common streaming of windows media and real have such large client side buffers that you'll find you can seemingly overload the link without having any user

RE: Limit access to serial link to four users [7:33306]

2002-01-29 Thread Darrell Newcomb
Hmm the last one made it I try not to use the below logic on my networks, but have also never had it fail to deliver service when there was no other choice. The common streaming of windows media and real have such large client side buffers that you'll find you can seemingly overload the

Re: Limit access to serial link to four [7:33306]

2002-01-29 Thread Darrell Newcomb
Ok this is like the 8th time I've sent this, maybe I'm tripping the new spam systembut never had a problem posting before. I try not to use the below logic on my networks, but have also never had it fail to deliver service when there was no other choice. The common streaming of windows

Re: BGP and one backup link [7:33433]

2002-01-28 Thread Darrell Newcomb
You don't need to ask your customers to change their configuration, but you do probably need to continue to pass them fulls so you need fulls from your upstreams. To better control your 'backup' link: 1)To better control your outbound use local pref, but beware you might recieve some prefixes

Re: EtherChannel alternatives(??) [7:33187]

2002-01-26 Thread Darrell Newcomb
One thing to remember if you do the etherchannel for this customer is the src/dst mac pairs and their respective flows may not be diverse enough to offer good load balancing. This is the case for most router to router subnets such as in customer hand-offs like you seem to have. Yes some of the

Re: Limit access to serial link to four users [7:33306]

2002-01-26 Thread Darrell Newcomb
If all of my responses get through this will be embarassing. Message Posted at: http://www.groupstudy.com/form/read.php?f=7i=33318t=33306 -- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and

Re: Stupid Question [7:32591]

2002-01-21 Thread Darrell Newcomb
With the key NT cheap shot being: It doesn't matter how coherent the file system is if the OS isn't executing code, but rather rebooting. 'least those crashes proves they wrote a reasonable filesystem. I really don't have anything against NT. Mainly since I'm not running it on any of my

Re: Catalyst 5000 vs. Catalyst 1201 for CCNP home [7:32606]

2002-01-20 Thread Darrell Newcomb
The 1201 UI is very close. Please correct me since it's been awhile since I've run into 1200's. 1)Trunking. You can't do any form of trunking on the ethernet ports. But having 4000series routers with the FDDI interface might be a good compromise. 2)Multicast. There are few of the Catalyst

Re: PPTP performance [7:32649]

2002-01-20 Thread Darrell Newcomb
We need more info What is the state of the underlying network that the VPN is using? That's basically be traceroutes to the VPN tunnel endpoint. Pings to the public side of PIX, the pix itself, and the static NAT of the VPN server. Have you verified current behaviour between VPN server

Re: cisco 26xxx to run 8mbps [7:32628]

2002-01-20 Thread Darrell Newcomb
Ok help us help you by providing all the details. Have you already defined the use of FRF.15, FRF.16, or FR/DS3 for this 8Mbps of traffic? Is the 8Mbps of traffic 8Mbps in each direction or an in+out sum to reach 8Mbps? Is the 8Mbps a 95%-tile or a peak? Darrell suaveguru wrote: problem

Re: PIX and PPTP [7:32593]

2002-01-19 Thread Darrell Newcomb
Man am I having trouble finding time to keep up with the postings. You need to permit GRE through as well. PPTP consists of a tcp control session and a GRE data channel. This way loss on the underlying transport directly affects the data path rather than having the messy tcp over tcp

Re: Catalyst 5000 vs. Catalyst 1201 for CCNP home lab [7:32606]

2002-01-19 Thread Darrell Newcomb
I don't think a 1201 would be a good platform. A 2901 on the other hand would be perfect as long as you can get the images you want to run loaded. I don't think the newer features for the Cat5k would be critical in CCNP or CCIE prep. Darrell Colin wrote: Hi, I am studying for my CCNP

Re: CCIE Lab Waiting Period [7:32232]

2002-01-16 Thread Darrell Newcomb
I was presently surprised to see quite a lot of availability for Lab testing in San Jose. I'll let others comment on comparing to other exams. Ed Chuchaisri wrote: Guys, I wonder when is the earliest R/S lab available in San Jose if I passed the written today? I heard that it still

Re: CCIE Lab Waiting Period [7:32232]

2002-01-16 Thread Darrell Newcomb
lab. So for a very brief period of time there are a number of openings available in February. This was certainly true a couple of months ago when I was trying to book my next attempt. Chuck Darrell Newcomb wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... I was p

Re: PPTP - Conduit - Protocol 47 [7:31748]

2002-01-13 Thread Darrell Newcomb
Usually you can easily convince TAC that they should provide you with an image which is no longer publicly listed, but which is the logical next step for you to minimize the amount of changes to your already stable device. However in the face of significant bugs such as PSIRTs or what not your

Re: %static entry in use, cannot remove [7:31560]

2002-01-10 Thread Darrell Newcomb
My preference in this is to just scope the translation clearing to just the affected static, then quickly delete the static translation which I think sridder was saying. In particularly busy environments an inbound acl on the internal/external interfaces will keep traffic from triggering the

Re: Using a PIX firewall with multiple IP addresses [7:31052]

2002-01-06 Thread Darrell Newcomb
Yes. One pitfall is I don't think it'll do it's proxy arp for those addresses, but I can't recall. As long as your forwarding that subnet directly to the PIX's outside interface it'll be fine. Darrell Rizzo, Damian wrote: Hey all. Anyone know if you can successfully use a PIX firewall with

Re: How to Block MSN ... [7:30891]

2002-01-04 Thread Darrell Newcomb
Not that I think doing this type of stuff on employees is a good idea I've been in positions where it was needed. By making the HR policy and have midlevel managers reinforce its existence in meetings you've done a good part of warning. Then by *allowing* the application's default behavior you

Re: OT: SSL Accelerators [7:30724]

2002-01-02 Thread Darrell Newcomb
Check out the Click Array products.(www.clickarray.com) Though one of the younger vendors in this space they have a very good engineering team. I should note I've not used any of their products nor am I affiliated with the company. I've just had involved conversations and know some of the

New Member [7:30524]

2001-12-31 Thread Darrell Newcomb
I've been reading and posting for a week or so now and figured I'd introduce myself. I'm preparing for the CCIE R/S Lab. At this point I'm trying to list out which areas I need to study. I passed the written with a few days prep in early December. I've got a CCNA and CCNP. Most of my

Re: can't ping an address from anywhere but the router itself [7:30525]

2001-12-31 Thread Darrell Newcomb
with SWBell... It was pretty straight forward... and if I recall, I didn't even have to specify the DSL PVC (VSI? 0/XX)... which I think has to be done with the WIC-1ADSL card. -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of Darrell Newcomb Sent: Monday

Re: can't ping an address from anywhere but the router itself [7:30526]

2001-12-31 Thread Darrell Newcomb
Here is a much better reference. Actual PPPoE instead PPPoEoA. Don't know when/if it'll be available on the lower end platforms. http://www.cisco.com/univercd/cc/td/doc/product/software/ios122/122cgcr/fwan_c/wcfppp.htm#xtocid1245615 Darrell Newcomb wrote: Well actually I meant the PPP

Re: setting up NPAT using only one ethernet interface (2501) [7:30509]

2001-12-30 Thread Darrell Newcomb
secondary ip nat outside --- Darrell Newcomb wrote: Interesting. I assume you're trying to place global and locally addresses machines on the same L2 ethernet and use secondary addresses to place the router on both L3 networks. This part is straight forward, just remember to disable

Re: can't ping an address from anywhere but the router itself [7:30520]

2001-12-30 Thread Darrell Newcomb
Not sure how cisco does PPPoE but shouldn't that make it easier being that it'd be a seperate interface, no? Mark Odette II wrote: Good point there Chuck. I should have paid closer attention to that little detail in my last post... DOH! The rest of what I said still stands though, as is

Re: setting up NPAT using only one ethernet interface (2501) [7:30459]

2001-12-29 Thread Darrell Newcomb
Interesting. I assume you're trying to place global and locally addresses machines on the same L2 ethernet and use secondary addresses to place the router on both L3 networks. This part is straight forward, just remember to disable icmp-redirects on this interface to remove a couple

Re: certification salary posting [7:30237]

2001-12-28 Thread Darrell Newcomb
Well by taking a meaningful sample of a certification's population you should cover the variation in experience. Personally I would expect lower level certifications to have a wider distribution wrt experience and that should translate into the same in salary. With small populations(numbers

Re: BGP filtering [7:30172]

2001-12-27 Thread Darrell Newcomb
Good start, RPSL is actually a step forward from RIPE-181. I think RIPE has the best documentation and surely most widely used RPSL databases. The IRR as the collection of databases isn't quite perfectly mirrored nor is the data nearly up to date. As for the question about the application.

Re: BGP Help [7:29650]

2001-12-19 Thread Darrell Newcomb
Actually when I first saw the response of routes renewing constantly I took it to mean that he was recieving large numbers of updates not have major failure events locally. If my assumption is correct you would see MsgRcvd MsgSent TblVer InQ OutQ all incrementing quickly as seen through sh ip

Re: Catalyst port [7:29718]

2001-12-19 Thread Darrell Newcomb
set port duplex full IOS(interface config mode): duplex full Christian Fredrickson wrote: What is the command to force an Ethernet port on a Catalyst to Full Duplex? Thanks Message Posted at: http://www.groupstudy.com/form/read.php?f=7i=29719t=29718

Re: Catalyst port [7:29718]

2001-12-19 Thread Darrell Newcomb
Woops in CatOS that's set port duplex 5/1 full Darrell Newcomb wrote: set port duplex full IOS(interface config mode): duplex full Christian Fredrickson wrote: What is the command to force an Ethernet port on a Catalyst to Full Duplex? Thanks Message Posted at: http