Answer / saritha

Serial interfaces don't use MAC addresses because MAC
addresses are only used with Ethernet. Serial uses PPP,
HDLC, Frame Relay, etc for its layer 2, none of which use
MAC addresses.

Answer / santosh

Router Serial int dont has MAC address. only Ethernet &
Fast-Ethernet has MAC. hit sh int f0/0....etc...... It will
show MAC ID.

Answer / vikram

Thanks for the answer Saritha.

I am embarassed after checking the right answer..
:). coz i had no clue ... that could be the case..

Answer / depinder

serial interfaces do not possess MAC address....in IPV6 if we configure an ipv6 address,then they derive their link local address from ethernet interface mac address that we call as EUI-64 addressing format.

Answer / diegoashraf

hi,

If ur configuring serial interface as point point link
(not configuring as Fram-relay),no need of mac address.Mac
address is a ethernet standards, MAC address is relevant in
Multi-Access networks like Ethernet where you have several
hosts on the same network.

Answer / kirubasekar

Hi All

First of ALL think the serial interface belongs to which
layer in the OSI model. Does Layer 3 has Mac-address

Answer / s.m.feroz ahmed

Hi,

When S0,S1 is configured one can type command sh
controllers or sh cont and it will show all the details of
Mac Address.

Answer / anhsul

This post is specially for SARITHA..


EVERY SINGLE INTERFACE EITHER ITS OF SWITCH..HUB..ROUTER.. OR ANY SINGLE VIRTUAL INTERFACE..

EVERY INTERFACE HAVE ITS OWN " MAC ADDRESS "..

Answer / vikram

it will be I GUESS !!!
router> int s0/1
router# arp -a

OR

router# sh mac address-table dynamic

second command is for a switch though ill keep watching the
post till we find a perfect answer .. its a good question ..

What is the default switching method for the Cisco 5000 series? A.) Cut-through B.) Store-and-splice C.) Latency D.) Store-and-forward

1 Answers  

How many types of router?

0 Answers  

Is hsrp is cisco proprietary or introduced by ieee?

0 Answers  

Which of the following will show an extended access list 150? A.) sh access-list 150 B.) sh ip int C.) sh ip access-list D.) sh access-list 150 extended

2 Answers  

Identify the correct pair of Novell Ethernet encapsulation and Cisco terminology? A.) Ethernet II, Snap B.) Ethernet 802.3, Novell-Ether C.) Ethernet SNAP, Arpa D.) Ethernet 802.2, Snap

1 Answers  

Most routing protocols recognize that it is never useful to send information about a route back out the direction from which the original packet came. This is an example of which routing technology? A.) Split Horizon B.) LMI C.) Triggered Updates D.) Poison Reverse E.) SYN, ACK F.) DLCI

1 Answers  

As system administrator, you type "debug ipx sap" and receive the following lines as part of the IOS response: type 0x4, "HELLO2", 199.0002.0003.0006 (451), 2 hops type 0x4, "HELLO1", 199.0002.0003.0008 (451), 2 hops What does "0x4" signify? A. That is a Get Nearest Server response. B. That it is a General query. C. That it is a General response. D. That it is a Get Nearest Server request.

2 Answers   Microsoft,

Suppose we have some switch in network and we are running RSTP how much convergence time will be there if one link down

0 Answers   Infosys,

Novell's implementation of RIP updates routing tables every ____ seconds. A. 60 B. 90 C. 10 D. 30

1 Answers   Wipro,

Windowing is a type of : A.) Negative acknowledgement B.) Address resolution C.) Layer transition mechanism D.) Flow control

1 Answers  

What is the difference between unicast, multicast, broadcast, and anycast?

0 Answers  

what is stp.

4 Answers   IBM,