I believe so. I only scanned, but did not seem platform or pmtu related. Regards
-----Original Message----- From: [email protected] [mailto:[email protected]] Sent: Wednesday, February 03, 2010 2:39 AM To: Harry Reynolds; [email protected] Subject: RE: BGP tcp-mss Hi, Path MTU Discovery is disabled and I have the problem with MX, T640 and T1600 platforms. Do you think that the PR might include my case as well ? Regards, David David Roy Orange France - RBCI IP Technical Assistance Center Tel. +33(0)299876472 Mob. +33(0)685522213 Email. [email protected] -----Message d'origine----- De : Harry Reynolds [mailto:[email protected]] Envoyé : mercredi 3 février 2010 02:22 À : ROY David DTF/DERX; [email protected] Objet : RE: BGP tcp-mss Sounds like case 2009-0127-0051, which seems to have been fixed via pr 390993 around 9.4. Hths Harry -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of [email protected] Sent: Tuesday, February 02, 2010 6:55 AM To: [email protected] Subject: [j-nsp] BGP tcp-mss Hi all, Do you why, when I set the tcp-mss to 4096 between to BGP neighbors, this one is well exchange between the TCP Connection Establishment but when I check the mss via the command "show system connection extensive" I see that the mss used is 2048 (the half). R1 config - lo0 172.20.223.6 : neighbor 172.20.223.5 { tcp-mss 4096; } R2 config - lo0 172.20.223.5 neighbor 172.20.223.6 { tcp-mss 4096; } One Link between R1 and R2 with MTU set to 4484. TCPDUMP output on R2 - we see that 4096 is well exchanged : 15:49:29.681732 Out IP 172.20.223.5.55025 > 172.20.223.6.179: S 2338565447:2338565447(0) win 16384 <mss 4096,nop,wscale 0,nop,nop,timestamp 2417320394 0,sackOK,eol> 15:49:29.682439 In IP 172.20.223.6.179 > 172.20.223.5.55025: S 1139135010:1139135010(0) ack 2338565448 win 16384 <mss 4096,nop,wscale 0,nop,nop,timestamp 455578404 2417320394,sackOK,eol> 15:49:29.682455 Out IP 172.20.223.5.55025 > 172.20.223.6.179: . ack 1 win 16384 <nop,nop,timestamp 2417320394 455578404> On R2 : show system connection extensive | find 172.20.223.6 tcp4 0 0 172.20.223.5.55025 172.20.223.6.179 ESTABLISHED sndsbcc: 0 sndsbmbcnt: 0 sndsbmbmax: 131072 sndsblowat: 2048 sndsbhiwat: 16384 rcvsbcc: 0 rcvsbmbcnt: 0 rcvsbmbmax: 131072 rcvsblowat: 1 rcvsbhiwat: 16384 proc id: 1131 proc name: rpd iss: 2338565447 sndup: 2338567245 snduna: 2338567245 sndnxt: 2338567245 sndwnd: 16384 sndmax: 2338567245 sndcwnd: 4096 sndssthresh: 1073725440 irs: 1139135010 rcvup: 1139136242 rcvnxt: 1139136261 rcvadv: 1139152645 rcvwnd: 16384 rtt: 0 srtt: 2230 rttv: 574 rxtcur: 1200 rxtshift: 0 rtseq: 2338567226 rttmin: 1000 mss: 2048 N.B: Release 9.3 Thank you Regards, David David Roy Orange France - RBCI IP Technical Assistance Center Tel. +33(0)299876472 Mob. +33(0)685522213 Email. [email protected]<mailto:[email protected]> ********************************* This message and any attachments (the "message") are confidential and intended solely for the addressees. Any unauthorised use or dissemination is prohibited. Messages are susceptible to alteration. France Telecom Group shall not be liable for the message if altered, changed or falsified. If you are not the intended addressee of this message, please cancel it immediately and inform the sender. ******************************** _______________________________________________ juniper-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/juniper-nsp ********************************* This message and any attachments (the "message") are confidential and intended solely for the addressees. Any unauthorised use or dissemination is prohibited. Messages are susceptible to alteration. France Telecom Group shall not be liable for the message if altered, changed or falsified. If you are not the intended addressee of this message, please cancel it immediately and inform the sender. ******************************** _______________________________________________ juniper-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/juniper-nsp
