About difyang

difyang · 04-07-2003

as BGP is loop-free. 1. how is multihome to differenent AS? and muliti-path to a AS? Only one best path selected?2. do load sharing via policying routing?thanks /difei

difyang · 02-16-2003

hi,1. some wireless/mobile companies are working on content services, providing intelligence load sharing, services classification and billing. and implement such PDP at the upgraded GGSN. named "intelligence edge"so what's difference with Cisco sol...

difyang · 02-10-2003

wonder if can implement layer-2 and layer-3 VPN into one MPLS-BB, even on one PE?

difyang · 11-14-2002

hi,assume MPLS FRR has been implemented already. to avoid single-point failure, we suppose to use dual OSRs as PEs. ( HSRP ) 1. is the primary OSR is down, FRR can still work on the secondary OSR?2. i guess a dynamic backup path should be used in thi...

difyang · 10-27-2002

hi,i wonder if 302 ( move temporaily) for return code in dynamic client by-pass. but it said 200 in the Cisco web page, why?thanks difei

difyang · 02-12-2003

1. For QoS and security issues, wonder any differences for the two types of VPNs inside the MPLS network?2. for TE/resilience, any difference?3. cisco 6509/7609 support MPLS L2 VPN now?thanks /difei

difyang · 01-05-2003

Hi Gopal,1. these dual OSR should be set as very similar/or same tunnel configuration?thanks /difei

difyang · 10-29-2002

hi,my question is what's the return code from CE if the client ip addr. authentication failed? in cisco web page, it said 200. i guess it be 302, redirect to the original server. difei

difyang · 10-09-2002

assuming MPLS VPN and using WAN connection, POS interfaces between OSR and GSR. Ps clarify:1. there should be p2p connection type. in other word, one POS port on OSR only connects to a port on GSR.2. if there are hundreds of edge area, the limitation...

difyang · 09-22-2002

hi,for question, i try to explain more in details as:A osr-7209 with 16-port GE I/O module for LAN connectivityand a OSM GE module for MPLS connection. is it working? it seems that there should be a external cable connected between 16-port GE and OSM...

Member Since	‎06-30-2002 07:21 PM
Date Last Visited	‎08-18-2017 03:51 AM
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BGP multihome

content service in mobile network

implement layer-2 and layer-3 service into one MPLS backbone

mpls FRR

return code for dynamic client by-pass

Re: implement layer-2 and layer-3 service into one MPLS backbone

Re: mpls FRR

Re: return code for dynamic client by-pass

Re: 4-port GE WAN card in OSR

Re: for mpls vpn