Hottest Questions This Month

7

votes

5

answers

792

views

Different Behaviour of a Router

modified Nov 18 at 13:20 anonymous 75

6

votes

1

answer

600

views

IPv6 prefix interpretation

ipv6 prefix

modified Nov 24 at 15:25 Glorfindel 187

5

votes

1

answer

1k

views

Does an unmanaged switch deal with IP addresses at all

switch switching networking ip-address mac-address

modified Nov 18 at 10:48 Zac67♦ 64.9k

4

votes

1

answer

457

views

Can a radio share a MAC address with the ethernet interface of an access point?

ethernet mac-address ieee-802.11

modified Nov 8 at 18:16 chrylis -cautiouslyoptimistic- 1,066

2

votes

1

answer

282

views

If a switch doesn't support multicast, are multicast packets simply flooded out all ports?

multicast

answered Nov 19 at 22:11 Ricky 28.7k

3

votes

2

answers

165

views

Can Directed Broadcasts be forwarded even if the destination is 2 hops away?

broadcast directed-broadcast

modified Nov 23 at 22:47 Ron Maupin♦ 90.1k

4

votes

2

answers

57

views

MSTP with different VLANs blocking port

spanning-tree hp-procurve

modified Nov 18 at 12:15 Zac67♦ 64.9k

5

votes

1

answer

140

views

MAC collisions in Probe Requests

mac-address ieee-802.11

modified Nov 17 at 13:06 Zac67♦ 64.9k

5

votes

1

answer

75

views

STP frames over VPLS/VPWS

spanning-tree vpls l2vpn vpws

answered Nov 6 at 8:21 Zac67♦ 64.9k

0

votes

1

answer

72

views

Is this network configuration possible with Layer 3 switch and ISP routers?

cisco network networking

modified Nov 11 at 11:52 James N 103

3

votes

1

answer

77

views

HSRP on multilayer switch not working

cisco switch switching packet-tracer hsrp

modified Nov 2 at 8:52 JFL 18k

2

votes

1

answer

54

views

How does a DHCP server know which network interface and subnet the new IP address should be on

dhcp

modified Nov 20 at 23:51 manish ma 1,157

3

votes

1

answer

73

views

IPv6 neighbour discovery blocked by MLD snooping switch

switching ipv6 multicast

answered Nov 21 at 8:27 Malvineous 281

3

votes

1

answer

54

views

Wireshark Decrypting IKEv1 Text PSK to Hex

vpn wireshark ike

answered Nov 8 at 8:20 ecdsa 258

0

votes

1

answer

43

views

Can total throughput (read throughput + write throughput) exceed the bandwidth of a network?

bandwidth throughput

modified Nov 3 at 10:47 Zac67♦ 64.9k

2

votes

1

answer

42

views

Cisco ASA Clientless SSL VPN Apply Tunnel Group

cisco cisco-asa vpn sslvpn

modified Nov 21 at 17:24 DavidM 67

0

votes

2

answers

25

views

How does DHCP work?

routing switch router dhcp

answered 2 days ago Zac67♦ 64.9k

1

vote

1

answer

37

views

Cisco ASA Clientless SSL VPN Restrict Network Access

cisco cisco-asa vpn acl sslvpn

modified Nov 21 at 17:53 Jesse P. 3,816

-1

votes

1

answer

47

views

SFP not working on new switch

cisco fiber sfp

modified Oct 31 at 15:11 Zac67♦ 64.9k

0

votes

1

answer

45

views

What does an IP Address with CIDR represent precisely?

ip subnet

modified Oct 31 at 15:04 Ron Trunk 59.7k

0

votes

2

answers

27

views

cisco port status regarding the auto-negotiation

autonegotiation

modified 2 days ago Zac67♦ 64.9k

0

votes

1

answer

23

views

Does the length of a frame influence the likelihood of a collision?

layer2 layer1

answered Nov 25 at 2:45 Ron Trunk 59.7k

2

votes

1

answer

37

views

Will 2 redundant Routers configured with HSRP consume 3 IP Adresses in each Subnet?

routing router subnet hsrp

answered Nov 21 at 18:23 Ricky 28.7k

-1

votes

1

answer

27

views

Latency between a churn and congestion event triggered in the TCP code

tcp latency congestion

answered Nov 16 at 18:50 Effie 772

0

votes

1

answer

57

views

Probe Request getting\understanding Information Elements (IEs)

ieee-802.11 wireshark packet-analysis

modified Nov 22 at 9:50 Afik_Android 3

2

votes

1

answer

31

views

Should Bit Errors Cause Loss Proportional To PDU Size?

fiber icmp packet-loss ber

answered Nov 19 at 16:19 Zac67♦ 64.9k

0

votes

1

answer

30

views

WPA2 Enterprise with Radius and User Password authentication (via Active Directory) - Confidentiality

ieee-802.11 radius

answered Nov 12 at 16:18 Ron Trunk 59.7k

0

votes

1

answer

30

views

How can u assign IP addressing for point to multipoint switches that connect to only one router?

switch dhcp

modified Oct 30 at 13:21 Zac67♦ 64.9k

2

votes

0

answers

48

views

Overlapping IP addressing on dynamically assigned wireless VLANs (can Fortigate do this?) [closed]

wireless isp wlc

modified Nov 10 at 23:57 user2984629 95

-3

votes

1

answer

37

views

Small Form-factor Pluggable(SFP): basic , connection with 2.SFP

sfp optics optical

modified Nov 24 at 21:41 Zac67♦ 64.9k

0

votes

1

answer

26

views

Can UDP traffic be transmitted over TCP ports on OpenVpn to avoid the TCP meltdown

tcp vpn udp

modified Nov 7 at 9:22 Zac67♦ 64.9k

1

vote

1

answer

26

views

Turning Off SPC card on Juniper SRX5800 series Firewall

firewall juniper-srx hardware srx line-card

modified Nov 13 at 20:13 NABEEL NASIR 1,038

1

vote

1

answer

33

views

OSPF and RIPv2 behaviour with route through switch

ospf

modified Nov 24 at 21:36 Zac67♦ 64.9k

0

votes

1

answer

41

views

J9450A HP 1810-24G Switch firmware upgrade

switch hp

modified Nov 15 at 6:08 Zac67♦ 64.9k

1

vote

1

answer

30

views

OSPFv3 Authentication IPSEC SPI/Logging issues - Can you filter out logs?

ipv6 ospf ipsec logging cisco-asr

answered Nov 10 at 22:15 Ben 127

1

vote

0

answers

35

views

SOLVED: Check Point firewall log format through syslog [closed]

firewall syslog checkpoint

modified Nov 8 at 16:28 mfloris 183

3

votes

0

answers

33

views

RESTCONF call to GET/UPDATE switchport configured vlan for IOS-XE running on CAT 3850

netconf

modified Nov 5 at 19:57 jlrivera81 31

1

vote

0

answers

30

views

Diffie-Hellman with PSK/PKI in the context of IKEv1

protocol-theory ipsec ike

modified yesterday Jeff Wheeler 4,995

0

votes

0

answers

28

views

Understanding IE Content - calculate checksum

ieee-802.11 packet-analysis checksum

asked Nov 22 at 10:01 Afik_Android 3

1

vote

0

answers

25

views

OSPF peering is not forming and is looping through the states [closed]

cisco cisco-ios ospf troubleshooting cisco-3750

modified Nov 12 at 13:51 Jesse P. 3,816

0

votes

1

answer

24

views

Wireshark -Protocol Hierarchy Omitting large amount of subprotocol traffic

wireshark statistics

modified Nov 19 at 7:41 N S 11

0

votes

0

answers

24

views

Comparison between N3K-3064 and N5K-5672UP [duplicate]

cisco-nx-os

modified Nov 2 at 10:10 Teun Vink♦ 15.3k

0

votes

0

answers

24

views

Full and incomplete physical path [closed]

routing ethernet layer2 layer1 cabling

modified Nov 22 at 15:07 MagicMan 1

-1

votes

0

answers

24

views

Wich setup should I use? [closed]

switch router

modified Nov 22 at 17:05 Christian Lehnert 1

0

votes

0

answers

23

views

How does a host figure out the mac address owned by the address 239.255.255.250? [duplicate]

ethernet arp

asked Nov 16 at 15:07 lana 1

-1

votes

0

answers

22

views

Ubiquiti USG stopped routing through WAN1 [closed]

routing ubiquiti

modified Nov 19 at 14:22 Ljm Dullaart 119

0

votes

0

answers

22

views

Capture of packets with tcpdump delayed for seconds until next invocation [closed]

linux tcpdump 40g

modified Nov 25 at 14:07 Sam 101

0

votes

0

answers

21

views

what is the meaning of TCP protocol is a connection oriented [duplicate]

ip tcp

asked Nov 8 at 15:45 kankan256 1

Top Questions

Looking for more? Browse the complete list of questions, or popular tags. Help us answer unanswered questions.