Simple question

2002-02-13 Thread Ali Boudani
If we have the following figure: R1-R2-R3-R4 where R1 to R4 are unicast routers. R1 is sending packets to R4. If R4 goes down, when R1 will detect this?? Before sending packets or after?

RFC 2386

2001-09-20 Thread Ali Boudani
hi all, I am reading RFC 2386 I didnt find any difference between QoS-Based routing TE ?? The same ideas are repeated in TE and QoS-Based routing , will anybody explain to me the difference please. Thanx Hollenbeck, Scott wrote: Has anyone else noticed that all of the links to the various

TE and QoS

2001-08-14 Thread Ali Boudani
What are the differences between Traffic Engineering and QoS ?? Arent we using TE to ensure Qos ?? thanx

BGP and MBGP

2001-04-05 Thread Ali Boudani
Hello, 1- Is the 2 attributs in MBGP are additional attributes in the update message of a BGP update message or it is just another type of update messages. If it is not a new message, and those are just two additionnal attributes then what should be the meaning of the unfeasible routes field and

Multicast

2001-03-07 Thread Ali Boudani
Hello, First the CBT protocol was created to use shared tree solutions because DVMRP and the other dense mode protocols werent scalable. there were many problems with CBT (which is bidirectional) so PIM-SM was cretaed which provide some switching (between shared tree and source tree). and after

Re: Multicast

2001-03-07 Thread Ali Boudani
Hello, are you suggesting that there is no multicast problem :-) and that is the ordinary unicast problems related to ressource reservation and by expanding the capacity of servers and also of the link bandwidth that problem will be solved. :-) thanx Masataka Ohta wrote: Ali; Hello,

Re: Multicast

2001-03-07 Thread Ali Boudani
Masataka Ohta wrote: are you suggesting that there is no multicast problem :-) There is none remaining. Well, what about scalability, and the interoperability with the underlying unicast protocols. and what about the interdomain multicast??? I'm saying it was simple and easy to solve the

juste test please discard

2000-12-21 Thread Ali Boudani
juste test please discard

mpls

2000-12-20 Thread Ali Boudani
just testing

(no subject)

2000-12-11 Thread Ali Boudani
hello is MPLS is just using for the unicast , and if there is anything for the multicast where can I find something related thanx