Re: OSPF max Router-LSA links [7:72024]

2003-07-12 Thread Zsombor Papp
At 10:15 PM 7/12/2003 +, Hemingway wrote: >""Zsombor Papp"" wrote in message >news:[EMAIL PROTECTED] > > At 07:54 AM 7/12/2003 +, Hemingway wrote: > > >""hebn"" wrote in message > > >news:[EMAIL PROTECTED] > > > > layer 2 frame has a MTU of 1500 bytes. > > > >how does cisco router

Re: OSPF max Router-LSA links [7:72024]

2003-07-12 Thread Hemingway
""Zsombor Papp"" wrote in message news:[EMAIL PROTECTED] > At 07:54 AM 7/12/2003 +, Hemingway wrote: > >""hebn"" wrote in message > >news:[EMAIL PROTECTED] > > > layer 2 frame has a MTU of 1500 bytes. > > >how does cisco router propagate router-lsa whose size exceed 1500 > > > bytes(m

Re: OSPF max Router-LSA links [7:72024]

2003-07-12 Thread Zsombor Papp
At 07:54 AM 7/12/2003 +, Hemingway wrote: >""hebn"" wrote in message >news:[EMAIL PROTECTED] > > layer 2 frame has a MTU of 1500 bytes. > >how does cisco router propagate router-lsa whose size exceed 1500 > > bytes(more than 122 links in one area)? > > >I've browsed through the other r

Re: OSPF max Router-LSA links [7:72024]

2003-07-12 Thread Hemingway
""hebn"" wrote in message news:[EMAIL PROTECTED] > layer 2 frame has a MTU of 1500 bytes. >how does cisco router propagate router-lsa whose size exceed 1500 > bytes(more than 122 links in one area)? I've browsed through the other responses, and I did not see this particular piece of info

Re: OSPF max Router-LSA links [7:72024]

2003-07-10 Thread Priscilla Oppenheimer
Howard C. Berkowitz wrote: > > At 5:48 AM -0700 7/10/03, Zsombor Papp wrote: > >I guess our views on OSPF are slightly different. > > > >I will now release the stage to the next "how to increase the > value > >of the CCIE certification" thread... :) > > > >Thanks, > > > >Zsombor > > Zsombor, I ap

Re: OSPF max Router-LSA links [7:72024]

2003-07-10 Thread Zsombor Papp
At 07:41 PM 7/10/2003 +, Howard C. Berkowitz wrote: >At 5:48 AM -0700 7/10/03, Zsombor Papp wrote: > >I guess our views on OSPF are slightly different. > > > >I will now release the stage to the next "how to increase the value > >of the CCIE certification" thread... :) > > > >Thanks, > > > >Zso

Re: OSPF max Router-LSA links [7:72024]

2003-07-10 Thread Howard C. Berkowitz
At 5:48 AM -0700 7/10/03, Zsombor Papp wrote: >I guess our views on OSPF are slightly different. > >I will now release the stage to the next "how to increase the value >of the CCIE certification" thread... :) > >Thanks, > >Zsombor Zsombor, I appreciate the discussion. I've been running at low spe

Re: OSPF max Router-LSA links [7:72024]

2003-07-09 Thread Howard C. Berkowitz
At 5:40 PM -0700 7/9/03, Zsombor Papp wrote: >At 11:07 PM 7/9/2003 +, Howard C. Berkowitz wrote: >>At 12:43 PM + 7/9/03, Zsombor Papp wrote: >>>The original question (as I understood) was about a single LSA that is >>>larger than 1500 bytes (think Type 1 LSA for a router with 200 interfaces

Re: OSPF max Router-LSA links [7:72024]

2003-07-09 Thread Zsombor Papp
At 11:07 PM 7/9/2003 +, Howard C. Berkowitz wrote: > >Hello packets. IIRC, about 47 router entries can fit into an OSPF > >hello packet with a 1500 byte MTU. Consider the timing complexities Btw, neighbors are identified by their 4-byte router ID, so it would take more than 350 neighbors to

Re: OSPF max Router-LSA links [7:72024]

2003-07-09 Thread Zsombor Papp
At 11:07 PM 7/9/2003 +, Howard C. Berkowitz wrote: >At 12:43 PM + 7/9/03, Zsombor Papp wrote: > >The original question (as I understood) was about a single LSA that is > >larger than 1500 bytes (think Type 1 LSA for a router with 200 interfaces). > >I can't see how such an LSA could be divi

Re: OSPF max Router-LSA links [7:72024]

2003-07-09 Thread Priscilla Oppenheimer
Howard C. Berkowitz wrote: > > At 12:43 PM + 7/9/03, Zsombor Papp wrote: > >The original question (as I understood) was about a single LSA > that is > >larger than 1500 bytes (think Type 1 LSA for a router with 200 > interfaces). > >I can't see how such an LSA could be divided into multiple >

Re: OSPF max Router-LSA links [7:72024]

2003-07-09 Thread Howard C. Berkowitz
At 12:43 PM + 7/9/03, Zsombor Papp wrote: >The original question (as I understood) was about a single LSA that is >larger than 1500 bytes (think Type 1 LSA for a router with 200 interfaces). >I can't see how such an LSA could be divided into multiple OSPF messages so >the only logical (implemen

Re: OSPF max Router-LSA links [7:72024]

2003-07-09 Thread Zsombor Papp
At 05:14 PM 7/9/2003 +, Priscilla Oppenheimer wrote: >Zsombor Papp wrote: > > > > The original question (as I understood) was about a single LSA > > that is > > larger than 1500 bytes (think Type 1 LSA for a router with 200 > > interfaces). > > I can't see how such an LSA could be divided into

Re: OSPF max Router-LSA links [7:72024]

2003-07-09 Thread Priscilla Oppenheimer
Zsombor Papp wrote: > > The original question (as I understood) was about a single LSA > that is > larger than 1500 bytes (think Type 1 LSA for a router with 200 > interfaces). > I can't see how such an LSA could be divided into multiple OSPF > messages so > the only logical (implementation indepe

RE: OSPF max Router-LSA links [7:72024]

2003-07-09 Thread [EMAIL PROTECTED]
>hebn wrote: >> >> hello,everyone: > >>OSPF use raw socket (datagram) to communicate with peers. In >> general, layer 2 frame has a MTU of 1500 bytes. >>how does cisco router propagate router-lsa whose size exceed >> 1500 bytes(more than 122 links in one area)? > >Well, I don't have a

Re: OSPF max Router-LSA links [7:72024]

2003-07-09 Thread Zsombor Papp
The original question (as I understood) was about a single LSA that is larger than 1500 bytes (think Type 1 LSA for a router with 200 interfaces). I can't see how such an LSA could be divided into multiple OSPF messages so the only logical (implementation independent) solution seems to be to fr

Re: OSPF max Router-LSA links [7:72024]

2003-07-09 Thread Howard C. Berkowitz
At 2:42 AM + 7/9/03, Priscilla Oppenheimer wrote: >Howard C. Berkowitz wrote: >> >> At 10:46 PM + 7/8/03, Zsombor Papp wrote: >> >The LSA will be fragmented at the IP layer. >> >> Do you know for certain this is what Cisco's implementation >> does? >> The OSPF code is aware of the MTU

Re: OSPF max Router-LSA links [7:72024]

2003-07-08 Thread Priscilla Oppenheimer
Howard C. Berkowitz wrote: > > At 10:46 PM + 7/8/03, Zsombor Papp wrote: > >The LSA will be fragmented at the IP layer. > > Do you know for certain this is what Cisco's implementation > does? > The OSPF code is aware of the MTU and can build OSPF packets > for it. > I don't think you're reall

Re: OSPF max Router-LSA links [7:72024]

2003-07-08 Thread Zsombor Papp
The original question (as I understood) was about a single LSA that is larger than 1500 bytes (think Type 1 LSA for a router with 200 interfaces). I can't see how such an LSA could be divided into multiple OSPF messages so the only logical (implementation independent) solution seems to be to fr

Re: OSPF max Router-LSA links [7:72024]

2003-07-08 Thread Howard C. Berkowitz
At 10:46 PM + 7/8/03, Zsombor Papp wrote: >The LSA will be fragmented at the IP layer. Do you know for certain this is what Cisco's implementation does? The OSPF code is aware of the MTU and can build OSPF packets for it. I don't think you're really going to simplify it by relieving it of t

Re: OSPF max Router-LSA links [7:72024]

2003-07-08 Thread Zsombor Papp
The LSA will be fragmented at the IP layer. Thanks, Zsombor At 11:39 AM 7/8/2003 +, hebn wrote: >layer 2 frame has a MTU of 1500 bytes. >how does cisco router propagate router-lsa whose size exceed 1500 >bytes(more than 122 links in one area)? Message Posted at: http://www.groups

RE: OSPF max Router-LSA links [7:72024]

2003-07-08 Thread Howard C. Berkowitz
At 9:38 PM + 7/8/03, Priscilla Oppenheimer wrote: >hebn wrote: >> >> hello,everyone: > >> OSPF use raw socket (datagram) to communicate with peers. In > > general, layer 2 frame has a MTU of 1500 bytes. I'm not sure I'd call it a strict datagram protocol. In some cases, it's acknowl

RE: OSPF max Router-LSA links [7:72024]

2003-07-08 Thread Priscilla Oppenheimer
hebn wrote: > > hello,everyone: >OSPF use raw socket (datagram) to communicate with peers. In > general, layer 2 frame has a MTU of 1500 bytes. >how does cisco router propagate router-lsa whose size exceed > 1500 bytes(more than 122 links in one area)? Well, I don't have a definite a