Hi all.. Strange problem.... two router having a ISDN (bri) and a FR connection form neighborship thru FR, but not thru ISDN. Take a look at the conf... What I'm missing? ======================================= ROUTER A ======================================= interface Loopback0 ip address 200.100.100.17 255.255.255.248 ! interface Serial0/0 no ip address encapsulation frame-relay no ip mroute-cache delay 1 no fair-queue ! interface Serial0/0.1 point-to-point ip address 212.1.22.17 255.255.255.240 delay 1 frame-relay interface-dlci 51 ! interface BRI0/0 ip address 212.1.22.66 255.255.255.240 encapsulation ppp dialer idle-timeout 100 dialer map ip 212.1.22.65 1111 dialer-group 1 isdn switch-type basic-net3 ! router eigrp 101 network 200.100.100.0 network 212.1.22.0 no auto-summary no eigrp log-neighbor-changes ! dialer-list 1 protocol ip permit 1w5d: EIGRP: Received HELLO on Serial0/0.1 nbr 212.1.22.18 1w5d: AS 101, Flags 0x0, Seq 0/0 idbQ 0/0 iidbQ un/rely 0/0 peerQ un/rely 0/0 1w5d: EIGRP: Sending HELLO on BRI0/0 1w5d: AS 101, Flags 0x0, Seq 0/0 idbQ 0/0 iidbQ un/rely 0/0 1w5d: EIGRP: Sending HELLO on Loopback0 1w5d: AS 101, Flags 0x0, Seq 0/0 idbQ 0/0 iidbQ un/rely 0/0 1w5d: EIGRP: Received HELLO on Loopback0 nbr 200.100.100.17 1w5d: AS 101, Flags 0x0, Seq 0/0 idbQ 0/0 ============================================ ROUTER B ============================================ interface Loopback0 ip address 200.100.100.25 255.255.255.248 ! interface Serial0/0 description Seriale verso R5 no ip address encapsulation frame-relay no fair-queue ! interface Serial0/0.1 point-to-point ip address 212.1.22.1 255.255.255.240 delay 1 frame-relay interface-dlci 55 ! interface BRI0/0 ip address 212.1.22.65 255.255.255.240 encapsulation ppp dialer idle-timeout 100 dialer map ip 212.1.22.66 2222 dialer-group 1 isdn switch-type basic-net3 ! router eigrp 101 network 200.100.100.0 network 212.1.22.0 no auto-summary no eigrp log-neighbor-changes dialer-list 1 protocol ip permit Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=12633&t=12633 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]

