[nsp] bstun & async

Alexey Luckyanchikov alexl at alkar.net
Thu Mar 20 18:15:52 EST 2003

On Wed, 19 Mar 2003, Volodymyr Yakovenko wrote:

VY> Could you possibly provide more details about your FR carrier? (MTU, vendor,
VY> etc).

Now 2511-1 and 2511-2 connected back to back throw V.35 cable. MTU on
both sides 1500.

VY> Try to reduce MTU size on both sides and/or apply FRF.12 fragmentation.

Hmm, I don't understand how reducing MTU or FRF.12 fragmentation can
help. Could you explain? Thanks.

VY> >I need to connect several remote terminals between them. I tried to use
VY> >async bstun tunnel over FR. For testing purpose I've connect one PC to
VY> >Async1 on first 2511 and another PC on second 2511. 2511s is connected
VY> >back to back via frame relay:
VY> >
VY> >      +---+    Async1+------+  FR  +------+Async1    +---+
VY> >      |PC1|----------|2511-1|------|2511-2|----------|PC2|
VY> >      +---+          +------+      +------+          +---+
VY> [..skipped..]

Alexey Luckyanchikov

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