Jumbo frame Question

2010-11-25 Thread Harris Hui
Hi Does anyone have experience on design / implementing the Jumbo frame enabled network? I am working on a project to better utilize a fiber link across east coast and west coast with the Juniper devices. Based on the default TCP windows in Linux / Windows and the latency between east coast an

AT&T to Level 3 routing issue?

2010-12-02 Thread Harris Hui
Hi, Does anyone using AT&T seeing the routing issue to Level3? We saw some issue with the end users using AT&T as a service provider having issue to our upstream provider. Thanks

AT&T routing issues at 32.114.248.9 in Middletown US

2010-12-02 Thread Harris Hui
Hi, Does anyone from AT&T can contact me off the list? We experienced a routing issues at 09:07GMT to 10:18GMT. The traffics to our subnet was stopped at one the AT&T router 32.114.248.9 in Middletown US. Tracing route to 74.220.121.100 over a maximum of 30 hops:

Single AS Number for multiple prefixes in different country

2011-01-14 Thread Harris Hui
Hi, We have an AS Number AS2 and have 2 /24 subnets belongs to this AS Number. It is using in US and peering with US Service Providers now. We are going to deploy another site in Asia, can we use the same AS Number AS2 and have 2 other /24 subnets and peering with other Asia Service Provi

Location of Akamai Edge servers in Hong Kong

2011-11-11 Thread Harris Hui
Hi, Does anybody know where is the Akamai Edge servers located in Hong Kong? Which ISPs they are using? Are they peering with HKIX? Please advise. Thanks Harris