I am a novice when it comes to examining the underlying network. I am trying to use Wireshark to look at my browser activity but I find it hard to use cuz it has so many other function. I go...
Problem: I'm trying to find out what port # is used on a particular network printer. I know the IP but I don't know the port. Is there a command or something I can type or do to find out?
My router ip address is 24.178.xxx.xxx . I can successfully ping this ip address from anywhere is the world, however, when I am on my internal 192.168.x.x network, I can't ping it at all. This...
I have a client that thinks they want to open all the ports associated with MAPI to have seamless access to their Kerio MailServer from any internet connection - just open Outlook and go sort ...
Hi experts,
I understand that delay jitter is the variation of delay in network packet measurement.
So given delay, how do I calculate delay jitter?
If delay jitter is the variance, can I...
We have a comcast modem, and a dlink wireless router at home. It has been working for 9 months no problem. Last week one day we lost the wireless access. The ethernet reported a network plug ...
I get a lot of traffic logged on my IPS referring to UDP: Host Sweep destination port 389. I dont believe its anything bad. I just want to good info on it.
Hi,
basically we have 2 broadband connections and i want to use connection1 for REMOTE DESKTOP Connections and system ftp processes and connection2 for general internet use.
the problem ...
Why is the trap string different? Would it be bad if I made it the same. Just starting to use SNMP pointing to a Solar Winds machine.
system-group-read-community public
read-community ...
I am having a network issue in that when I ping the IP address 10.0.3.255 I get a reply response back from 10.0.0.35 which is a network printer. There are 40 network printers which points to 1...
1-Can someone give me a formula regarding Subnetting and supernetting?
2-can someone give some samples of questions that can be given in the exam regarding subnetting or supernetting?
Than...
What does the netstat -rn Flag "UGHD" mean?
HI ,i'm runing a network and I whant to add a printer to my server ,how can i found out what ip adress i need to asighn or how can i found out whats my free ip adresses are?
Hello Experts,
I have a question regarding the 3-way tcp handshake. Where does the fault lies when the sender does not send back an ACK? This is the situation that I am currently getting....
I have a question regarding what the default gateway of a host should be.
A switch has IP's for 2 vlans including the management vlan.
This switch also has a default gateway statement pointi...
I want to create a test network with a 172.168.21.0, network, a 172.16.11.0 network so they can communicate with each other. Lets assume there is a router between the two. Can someone confi...
I have a network with one SBS server and 11 workstations. We have Qwest DSL service and a combo modem/router (2Wire) which is fed into a 16 port switch. Currently, I have a fixed IP address ...
I am using Wireshark looking for odd traffic on our network. I came across this message.
Destination Address: 255.255.255.255 Protocol: UMD Source Port: 1851 Destination Port: ms-sql-...
I have DSL with Bellsouth. My modem is plugged directly into the wall. When I do a 'ipconfig', why does the address that is returned to me NOT match my IP address?
For example, when I go...
If one runs a ping 127.0.0.1 does that verify TCP/IP is installed correctly therefore the need to re-install via netsh ii rr is unneccessary? Which DOS command would I use netsh ii rr or nets...
is there any library or standard classes that can read the ASN.1 BER encoding from C# or Java ?
i.e. can be used to decode / edit file tags Add/Remove tags
I am completely lost on SNMP
I have read articles and see what SNMP is about, but am trying to understand it further. I am currently setting up Nagios, and need to define SNMP traps and Com...
I know I need to know the src and dst ip addresses along with the ports. I want to isolate a single tcp session/conversation so I can check it out, see the 3 way handshake, etc. So how do I ...
I have a LAN with 30 PC ,1 PC act as wingate server, and 1 D-Link router DSL-G604T.
My boss said that he want to block user using yahoo messenger through wingate, and route directly through t...
when printing via citrix, ie citrix farm in london printe rin aberdeen via a print server on site does the print request go up to the printer in ICA or TCP?
we are looking to priorit...
