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Top Questions

active hot week month

42

votes

7

answers

9k

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Why are IPv4 addresses running out?

ip ipv4 nat ip-address

answered yesterday Damon 151

1

vote

2

answers

346

views

What is a “rotary dialer” in the context of dialup connections?

ppp modem dialup

modified yesterday Marc 'netztier' Luethi 2,104

0

votes

3

answers

45

views

Cisco Switch ports and MAC addresses

cisco mac-address

modified Oct 13 at 16:38 Ben Personick 111

0

votes

2

answers

68

views

How a packet gets from source to destination or from client to server

routing networking

modified Oct 12 at 20:51 Ben Personick 111

4

votes

1

answer

48

views

Is it bad practice to use a Virtual Router for NTP-Clustering?

redundancy vrrp ntp

modified Oct 11 at 12:55 jonathanjo 6,620

0

votes

1

answer

30

views

Is it possible to back up network devices configs on a RADIUS server (automatically or manual)

radius

modified 9 hours ago Kritesh Anand 1

0

votes

2

answers

25

views

Why does zxc.io goes to 127.0.0.5? [on hold]

ip-link-local

modified 2 days ago Jens Link 3,628

2

votes

1

answer

41

views

PoE losses: Cat5e vs Cat6

cable power-over-ethernet

modified 4 hours ago Zac67 21.1k

0

votes

1

answer

46

views

Vlan cannot get DHCP address from using Router and L3 Switch

vlan dhcp packet-tracer

modified yesterday Ron Trunk 32k

1

vote

1

answer

56

views

Why use iBGP over eBGP?

bgp

modified Oct 10 at 14:18 Ron Maupin♦ 57.8k

0

votes

1

answer

29

views

Why there still need a parenthesis contains it again in traceroute logs?

traceroute

answered Oct 11 at 7:39 JFL 10.1k

0

votes

0

answers

52

views

Intra-VLAN communication between wired and wireless devices

vlan cisco-asa ieee-802.11 access-point hp-procurve

modified 4 hours ago J M 101

0

votes

1

answer

30

views

Reach IP in Parent Network

routing ip-forwarding-table port-forwarding

modified Oct 11 at 15:42 Ron Trunk 32k

1

vote

1

answer

37

views

trunk between two switches on different network

cisco switch trunk

answered Oct 12 at 16:47 Zac67 21.1k

0

votes

1

answer

46

views

Dynamic VLAN assignment

switch

answered Oct 9 at 20:35 Ron Trunk 32k

0

votes

0

answers

44

views

how can one strand of single mode fiber support full duplex? [closed]

fiber duplex half-duplex

modified Oct 11 at 5:19 ann.onimus07 1

0

votes

0

answers

40

views

GNS3 - BGP and OSPF redistribution

bgp ospf redistribution

modified Oct 12 at 3:56 sergeyrar 520

1

vote

1

answer

28

views

Optimal network topology for diskless setup [on hold]

switch topology

modified Oct 12 at 22:27 Krauxe 106

1

vote

1

answer

20

views

Multiple HSRP group on same VLAN interface

cisco cisco-nexus hsrp

answered Oct 11 at 16:45 Ron Trunk 32k

0

votes

1

answer

32

views

Newby setting up a small business with an IP Credit card machine [on hold]

vlan vpn

answered Oct 12 at 3:58 Maverick 1,097

0

votes

0

answers

30

views

“MAC address change detection” in “Wireless Sensor Network”?

cisco wireless mac-address port-security

modified Oct 13 at 15:18 sas 125

0

votes

1

answer

29

views

Cisco IOS 12.3 - Mysterious NAT - Where is it defined?

cisco nat cisco-ios

answered Oct 12 at 12:33 acse 1

0

votes

1

answer

22

views

Leased 1GB fibre firewall with multiple IP LANS & tenants [on hold]

firewall bandwidth sonicwall pfsense

modified Oct 13 at 15:45 Confused James 1

0

votes

1

answer

28

views

Is there a way to get Packet Tracer to generate a label with device settings?

packet-tracer

modified 2 days ago Ron Maupin♦ 57.8k

-2

votes

0

answers

27

views

why does CISCO IOS devices has 16 VTY lines? [on hold]

switch cisco-ios

modified yesterday Detective 1

0

votes

1

answer

25

views

Does the VM under the NAT network can contact the dedicated servers? [closed]

nat vmware

answered Oct 10 at 11:36 Zac67 21.1k

0

votes

0

answers

25

views

ZyWALL 300 Port Forward Through Modem+Router Not Working

nat ssh port-forwarding

modified 22 hours ago WebMasterP 101

0

votes

0

answers

24

views

CNAME and A Record Confusion [on hold]

ip network dns

modified Oct 12 at 11:03 HalilM 23

1

vote

1

answer

18

views

Is the Backbone Area connected AS Area are through one router?

router network

modified Oct 11 at 10:10 qg_java_17137 214

0

votes

0

answers

22

views

VPN server setup for technical assistant [on hold]

vpn

asked yesterday Tahree khan 1

0

votes

0

answers

20

views

Riverbed default inpath rules

riverbed

asked Oct 10 at 11:04 Mohammed 1

0

votes

0

answers

20

views

Creating a fast path directly to FPGA fabric [on hold]

switch ethernet linux

asked Oct 13 at 10:33 Henry Gomersall 101

1

vote

1

answer

20

views

Are there any advantage of using multiple threads for a file upload, for an internet connected node? [on hold]

internet protocol-theory network-access

modified yesterday jonathanjo 6,620

0

votes

0

answers

20

views

Many routers behind main router cause slow internet? [on hold]

router ethernet access-point speed

asked yesterday Kelvijn 1

0

votes

0

answers

19

views

Riverbed - Optimization/Acceleration traffic of VPN client [on hold]

vpn wan-optimizer riverbed

asked Oct 12 at 22:27 Xtriker 6

0

votes

0

answers

18

views

Would IPv6 adoption result in lower latency VoIP? [on hold]

nat ipv6 voip

asked 2 days ago Paul 101

0

votes

0

answers

18

views

Regarding ARP in Networking in public cloud [on hold]

networking cloud

asked 2 days ago fsociety 479

0

votes

1

answer

18

views

What is fast_bandwidth_feedback RTP extension [on hold]

transport-protocol

modified Oct 12 at 13:54 jonathanjo 6,620

0

votes

0

answers

18

views

How can i measure data transfer of video file in server? [on hold]

linux

asked Oct 12 at 6:57 thxbox 1

0

votes

0

answers

18

views

Domain Name not Pointing at Server [on hold]

dns

asked yesterday Cody Rutscher 3

0

votes

1

answer

14

views

OSPF DR and ABR relationship

ospf

answered Oct 11 at 20:52 Ron Trunk 32k

0

votes

0

answers

17

views

design - Cisco ACI and Nexus 7ks - best choice OSPF or EBGP

routing bgp ospf

modified 2 days ago Mr Shunz 257

0

votes

0

answers

17

views

DHCP lease times [on hold]

cisco

modified 2 hours ago Cown 4,589

0

votes

1

answer

16

views

DHCP relay on Juniper MX

router dhcp juniper juniper-mx

modified 2 days ago Ben Personick 111

0

votes

0

answers

16

views

Windows 10 LAN authentication [closed]

radius

asked Oct 10 at 19:29 Matt Damoz 106

0

votes

0

answers

15

views

Interface Masters Niagara 32264 Bypass Mode issues [on hold]

linux

modified yesterday user7902783 1

0

votes

0

answers

15

views

Application/documentation for managing flow between servers [closed]

documentation

asked Oct 11 at 8:25 Jirne 1

-1

votes

0

answers

14

views

How to find the last valid host IP number allowed for a network. (Linux Networking) [on hold]

ip ipv4 network ip-address linux

asked Oct 13 at 14:58 Hunter12345 1

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