Hottest Questions This Month

4

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1

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812

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why there are 11 channels in WiFi communication instead of 3

modified May 21 at 9:56 kiamlaluno 105

1

vote

5

answers

95

views

How is an IP packet sent to the gateway?

router ip gateway route ip-forwarding-table

answered Jun 2 at 18:02 Eddie 13.3k

2

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1

answer

57

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Prefix list BGP 0.0.0.0/0 and 0.0.0.0/ le 32

prefix

modified May 27 at 10:29 Jeff Wheeler 4,446

1

vote

2

answers

71

views

It is possible to have multiple webservers running on same port inside one network?

router ip network

answered May 30 at 17:07 Pawan Shirke 11

0

votes

3

answers

52

views

BGP Traffic Engineering - Active\Passive

bgp traffic-engineering

answered May 21 at 20:53 Alex_www 188

1

vote

2

answers

51

views

Unable to add an abbreviated IPv6 to a Cisco router

cisco-ios ipv6 interface gns3

answered Jun 3 at 16:49 Ron Maupin♦ 87.9k

0

votes

2

answers

46

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Switch vs WAN switch

switch wan

modified Jun 7 at 5:09 Zac67 60.2k

2

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2

answers

45

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Difference between “Destination NAT” and “Port Forwarding”

port-forwarding dnat

answered May 24 at 21:15 Jeff Wheeler 4,446

1

vote

1

answer

64

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Static routes and subnetting

routing ip

modified 12 hours ago Jesse P. 3,023

2

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2

answers

37

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Query regarding IGMP Querier Election Process

multicast igmp

modified Jun 1 at 8:19 Danail Petrov 343

-1

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3

answers

46

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How to make 2 diffrent networks in router ping each other

cisco ip network subnet

modified Jun 1 at 19:47 Zac67 60.2k

0

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1

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39

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Understanding BGP communities

routing bgp route route-filter route-map

answered May 21 at 0:21 ditrapanij 1,257

1

vote

1

answer

59

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I cant ping across Lan?

cisco routing ipv4 network switching

answered May 28 at 10:54 Ron Trunk 58.4k

0

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1

answer

45

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What is the difference in reliability of sending a pure ACK packet (without any data), as opposed to a data packet in TCP?

ip tcp ip-address

answered May 22 at 6:37 Steffen Ullrich 1,893

0

votes

2

answers

35

views

Port 88, would Kerberos conflict with EIGRP?

eigrp

modified Jun 3 at 14:23 Danail Petrov 343

0

votes

1

answer

44

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Could one call a network protocol an algorithm too

protocol-theory

answered Jun 3 at 18:19 Ron Trunk 58.4k

1

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2

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34

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Why does the Transport layer break data into packets? How does that make things reliable? Isn't the Network layer doing the same thing?

ip tcp networking

modified Jun 1 at 18:19 Zac67 60.2k

0

votes

2

answers

26

views

Valid routes iBGP advertisements

routing bgp

answered Jun 7 at 19:27 Danail Petrov 343

0

votes

2

answers

33

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How to create a mapping between TCP segments or IP packets or fragments and TCP Windows? [closed]

tcp ipv6 fragmentation

modified Jun 7 at 18:42 kaiya 101

2

votes

1

answer

40

views

How does deep packet inspection (DPI) extract metadata from packets?

ip network packet-analysis traffic

modified Jun 2 at 11:12 Zac67 60.2k

1

vote

1

answer

51

views

MPLS LDP transport address should it be always loopback IP

mpls mpls-vpn ldp

modified Jun 3 at 8:44 Danail Petrov 343

0

votes

1

answer

29

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How to stop automatic entry as privileged exec from console login?

router cisco-ios

answered Jun 5 at 9:57 Danail Petrov 343

0

votes

2

answers

47

views

Is It possible to make Router On A Stick with two physical interfaces in the router?

routing interface

answered May 18 at 15:17 Rais 342

2

votes

1

answer

47

views

What could prevent active routes from being transferred into Junipers forwarding table?

juniper juniper-mx

modified Jun 7 at 17:59 miho 131

0

votes

1

answer

36

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Exceeding SFP manufacturer maximum distance

ethernet fiber sfp optical

modified Jun 9 at 17:37 Zac67 60.2k

0

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1

answer

46

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C2960 %LINEPROTO-5 UPDOWN and %LINK-3-UPDOWN when speed is not set on 100

cisco cisco-2960

modified May 18 at 5:05 Zac67 60.2k

1

vote

1

answer

35

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Does 10BASE-T contain four wire pairs or two-wire pairs and why is it if it's four wire pairs?

ethernet cable utp

answered Jun 2 at 12:27 Ron Trunk 58.4k

2

votes

1

answer

34

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Transporting TRILL over Juniper QFX5100

juniper tunnel trill

modified Jun 6 at 8:04 Zac67 60.2k

1

vote

2

answers

34

views

When and how are priority values assigned to a frame?

vlan

modified 2 days ago Zac67 60.2k

0

votes

1

answer

33

views

VPN/IPsec router support in Packet Tracer

cisco vpn ipsec packet-tracer

answered May 26 at 12:34 Ron Trunk 58.4k

0

votes

1

answer

33

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Really this happen ? Companies which uses HFC networks spent thousands of watts so that only a few watts reach customers ? (because atenuation )

fiber

modified May 23 at 21:02 Zac67 60.2k

0

votes

1

answer

54

views

snmpget for HP switch - ifType not found

snmp hp linux monitoring snmpv3

answered Jun 3 at 21:00 richardb 1,303

0

votes

1

answer

42

views

Using a single device as both a media converter and switch

routing switch vlan

modified May 21 at 15:58 Zac67 60.2k

1

vote

2

answers

53

views

Using 40 Mhz wide channels in a 2.4 Ghz wireless network deployment

ieee-802.11 design

answered Jun 10 at 6:04 NetServOps 101

1

vote

1

answer

30

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data link layer and encapsulation method used for specific types of media?

osi

modified May 19 at 23:18 Ron Maupin♦ 87.9k

1

vote

1

answer

38

views

Authentication center in GSM

network authentication mobile gsm

modified Jun 1 at 10:01 Lewis Kelsey 265

0

votes

1

answer

29

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How does NAT modify the headers correctly?

ip nat mac-address

modified May 20 at 13:10 Zac67 60.2k

0

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2

answers

45

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can LAN port have multiple IP addresses of same subnet mask or different subnet mask

router subnet ip-address lan interface

answered May 18 at 15:30 Rais 342

0

votes

1

answer

33

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Newby question: what is the backbone of a script to limit incoming and outgoing network speed, using TC? [closed]

network traffic

answered Jun 1 at 9:58 Danail Petrov 343

0

votes

2

answers

31

views

How to tell if a device on the network is an access point?

ip network mac-address ieee-802.11

answered May 27 at 18:30 Ron Trunk 58.4k

0

votes

1

answer

30

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In TCP, when a receiver starts sending duplicate ACKs to the sender, does it also send ACKs for packets it has received past the hole?

ip tcp

answered May 23 at 8:28 Zac67 60.2k

0

votes

1

answer

30

views

Why do we need a Route Distinguisher in VPNv4 routes if there is already a VPN label?

mpls vrf l3vpn

modified Jun 10 at 15:32 Ron Trunk 58.4k

0

votes

0

answers

38

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IPsec IKEv2 tunnels won't come up on GNS3 [closed]

vpn ipsec cisco-ios

modified May 25 at 20:19 Jesse P. 3,023

0

votes

2

answers

38

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What does network interface do? and what's difference between a network interface and a network interface card (NIC)?

network interface

modified May 16 at 16:41 Zac67 60.2k

1

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2

answers

29

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What does it mean for a device to be layer n?

osi

answered 2 days ago Zac67 60.2k

0

votes

1

answer

37

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High RX Pause Frame on Cisco 2960X

wireless cisco-catalyst

modified Jun 5 at 15:57 Zac67 60.2k

0

votes

1

answer

28

views

when should I use optical amplifier in fiber networks ? at which distance?

fiber

modified May 16 at 7:42 Zac67 60.2k

1

vote

1

answer

27

views

Does RIP v1 store next hop in its routing tables?

routing protocol-theory networking

answered May 27 at 18:42 Ron Maupin♦ 87.9k

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