Hi Moataz,

thanks for responding. Yes, I've confirmed that with "show ip pfr bord
activ"

Best Regards,
*Mohammad Moghaddas*


On Thu, Feb 13, 2014 at 5:24 PM, Moataz <[email protected]> wrote:

> is your prob working fine ?
>
> Regards,
> Moataz Tolba
>   ------------------------------
>  *From:* Mohammad Moghaddas <[email protected]>
> *To:* CCIE_RS OnlineStudyList <[email protected]>
> *Sent:* Thursday, 13 February 2014, 15:45
> *Subject:* [OSL | CCIE_RS] OT: PFR Internet Inbound/Outbound LB
>
> Hi.
>
> I hope you are all doing well, and I'm sorry for posting such a long OT.
> Straight to the issue, we have one 7609S which its IOS is 15.1(3)S. I
> should note that this an ISP environment and this router has 15 private IX
> peers, and 5 Exit links.
> I've configured the router being MC and BR the same time, 1 Internal
> interface, and 5 External interface.
> Each exit link has specific customers, we have separated each link's
> customers using ACL. When customer's TX traffic reaches the Internal
> interface, they are routed using PBR (default next-hop) to their specific
> exit link. Also these ACLs are referenced in a route-map assigned to each
> exit BGP peer, so we only advertise the customers to their specific exit
> BGP peer.
> We have categorized our BGP peers in 3 template peer-policy.
>
> *The issue is that, I see PFR configuring /30 STATIC routes to exit links
>
> (it should be /24), and much more important for me, no inbound optimization
> is happening.*
>
>
> Below you will find some partial logging plus the configurations.
> And I'm again sorry for such long post.
>
> Feb 13 16:41:43: %OER_MC-5-NOTICE: Uncontrol Prefix 85.133.140.168/30,
> Couldn't find the best exit
> Feb 13 16:41:43: %OER_MC-5-NOTICE: Uncontrol Prefix 85.133.140.168/30,
> Couldn't choose exit in prefix timeout
> Feb 13 16:41:43: %OER_MC-5-NOTICE: Range Entrance OOP BR 172.31.255.14, i/f
> Tu108, percent 100. Other BR 172.31.255.14, i/f Gi8/0/0 percent 15
> Feb 13 16:41:43: %OER_MC-5-NOTICE: Load Entrance OOP BR 172.31.255.14, i/f
> Tu108,  load 33000 policy 31350
> Feb 13 16:41:43: %OER_MC-5-NOTICE: Entrance 172.31.255.14 intf Tu108 OOP,
> Tx BW 24, Rx BW 33000, Tx Load 0, Rx Load 100
> Feb 13 16:41:43: %OER_MC-5-NOTICE: Uncontrol Prefix 220.98.114.8/30,
> Couldn't find the best exit
> Feb 13 16:41:43: %OER_MC-5-NOTICE: Uncontrol Prefix 220.98.114.8/30,
> Couldn't choose exit in prefix timeout
> Feb 13 16:41:46: %OER_MC-5-NOTICE: Uncontrol Prefix 217.169.166.40/30,
> Couldn't choose exit in prefix timeout
> Feb 13 16:41:48: %OER_MC-5-NOTICE: Route changed Prefix 188.253.53.96/30,
> BR 172.31.255.14, i/f Gi8/0/0, Reason Utilization, OOP Reason Timer Expired
>
> route-map CHNG_GW permit 10
> description ***CUST1 through EXIT1***
> match ip address CUST1
> set ip default next-hop 10.30.148.169
> route-map CHNG_GW permit 11
> description ****CUST2 through EXIT2****
> match ip address CUST2
> set ip default next-hop 172.16.108.2
> route-map CHNG_GW permit 12
> description ****CUST3 through EXIT3****
> match ip address CUST3
> set ip default next-hop 172.16.101.2
> route-map CHNG_GW permit 13
> description ****CUST4 through EXIT2****
> match ip address CUST4
>
> !! All other customers are routed using the PRIMARY default route. !!
>
> ip route 0.0.0.0 0.0.0.0 192.168.64.1 name PRIMARY
> ip route 0.0.0.0 0.0.0.0 10.30.148.169 5 name PFR
> ip route 0.0.0.0 0.0.0.0 172.16.101.2 6 name PFR
> ip route 0.0.0.0 0.0.0.0 172.16.105.2 7 name PFR
> ip route 0.0.0.0 0.0.0.0 172.16.108.2 8 name PFR
>
> template peer-policy CUST_BGP
>   route-map BGP_CUST_NO-OUT out
>   default-originate
>   soft-reconfiguration inbound
>   send-community both
> exit-peer-policy
> !
> template peer-policy BW_UPLINKS
>   prefix-list ISP_IX-in in
>   next-hop-self all
>   soft-reconfiguration inbound
>   send-community both
> exit-peer-policy
> !
> template peer-policy IX
>   route-map IX_BGP-OUT out
>   prefix-list ISP_IX-in in
>   next-hop-self all
>   soft-reconfiguration inbound
>   send-community both
>
> pfr master
> policy-rules PFR_BGP
> max-range-utilization percent 80
> logging
> !
> border 172.31.255.14 key-chain OER
>   interface GigabitEthernet8/0/0 external
>   max-xmit-utilization percentage 95
>   maximum utilization receive percentage 95
>   interface Tunnel101 external
>   max-xmit-utilization percentage 95
>   maximum utilization receive percentage 95
>   interface Tunnel108 external
>   max-xmit-utilization percentage 95
>   maximum utilization receive percentage 95
>   interface Tunnel105 external
>   max-xmit-utilization percentage 95
>   maximum utilization receive percentage 95
>   interface POS8/1/0 external
>   max-xmit-utilization percentage 95
>   maximum utilization receive percentage 95
>   interface GigabitEthernet5/1 internal
> !
> learn
>   throughput
>   inside bgp
>   periodic-interval 0
>   monitor-period 1
>   prefixes 200 applications 200
>   expire after time 30
> max range receive percent 80
> backoff 150 150
> mode route control
> mode monitor fast
> periodic 150
> no resolve delay
> no resolve range
> !
> active-probe tcp-conn 216.239.32.20 target-port 80
> active-probe tcp-conn 216.239.32.20 target-port 443
> active-probe echo 4.2.2.4
> active-probe echo 8.8.8.8
> active-probe tcp-conn 173.194.34.53 target-port 443
> active-probe tcp-conn 46.228.47.114 target-port 80
> active-probe echo 4.2.2.1
> active-probe echo 8.8.4.4
> active-probe echo 4.2.2.2
> pfr border
> local Loopback17231255
> master 172.31.255.14 key-chain OER
> active-probe address source interface GigabitEthernet5/1
> pfr-map PFR_BGP 10
> match pfr learn inside
> set mode route control
> set mode monitor passive
> set resolve utilization priority 1 variance 10
> no set resolve delay
> no set resolve range
>
> show pfr master:
> OER state: ENABLED and INACTIVE
>   Conn Status: SUCCESS, PORT: 3949
>   Version: 3.1
>   Number of Border routers: 1
>   Number of Exits: 5
>   Number of monitored prefixes: 0 (max 5000)
>   Max prefixes: total 5000 learn 2500
>   Prefix count: total 0, learn 0, cfg 0
>   PBR Requirements met
>   Nbar Status: Inactive
>
> Border          Status  UP/DOWN            AuthFail  Version  DOWN Reason
> 172.31.255.14    INACTIVE DOWN                      0  3.1
>
> OER master in special monitor mode
>
> Global Settings:
>   max-range-utilization percent 80 recv 80
>   rsvp post-dial-delay 0 signaling-retries 1
>   mode route metric bgp local-pref 5000
>   mode route metric static tag 5000
>   trace probe delay 1000
>   logging
>   exit holddown time 60 secs, time remaining 0
>
> Default Policy Settings:
>   backoff 150 150 150
>   delay relative 50
>   holddown 300
>   periodic 150
>   probe frequency 56
>   number of jitter probe packets 100
>   mode route control
>   mode monitor fast
>   mode select-exit good
>   loss relative 10
>   jitter threshold 20
>   mos threshold 3.60 percent 30
>   unreachable relative 50
>   resolve utilization priority 13 variance 20
>
> Learn Settings:
>   current state : DISABLED
>   time remaining in current state : 0 seconds
>   throughput
>   no delay
>   inside bgp
>   monitor-period 5
>   periodic-interval 5
>   aggregation-type prefix-length 24
>   prefixes 200 appls 200
>   expire after time 30
>
>
> show pfr master policy:
> HT-CoreRT(config-pfr-mc)#do s pfr mas pol
> Default Policy Settings:
>   backoff 150 150 150
>   delay relative 50
>   holddown 300
>   periodic 150
>   probe frequency 56
>   number of jitter probe packets 100
>   mode route control
>   mode monitor fast
>   mode select-exit good
>   loss relative 10
>   jitter threshold 20
>   mos threshold 3.60 percent 30
>   unreachable relative 50
>   resolve utilization priority 13 variance 20
> oer-map PFR_BGP 10
>   sequence no. 8444249301975040, provider id 1, provider priority 30
>     host priority 0, policy priority 10, Session id 0
>   match oer learn inside
>   backoff 150 150 150
>   delay relative 50
>   holddown 300
>   periodic 150
>   probe frequency 56
>   number of jitter probe packets 100
> *mode route control
> *mode monitor passive
>   mode select-exit good
>   loss relative 10
>   jitter threshold 20
>   mos threshold 3.60 percent 30
>   unreachable relative 50
>   next-hop not set
>   forwarding interface not set
> *resolve utilization priority 1 variance 10
>
> Best Regards,
> *Mohammad Moghaddas*
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