Category: Networking

Citrix, Networking

Connection timed out (0x4c126035) Connecting to vDisk on Citrix Provisioning Services Server | Carl WebsterCarl Webster

In Citrix Provisioning Services 5.6 SP1, when setting a new device to boot from vDisk using XenServer 5.6 SP2, the following error was received (Figure 1): Could not boot from filename “ardpb32.bin”: Connection timed out (0x4c126035) Figure 1 gPXE 1.0.0  — Open Source Boot Firmware – http://etherboot.org Features: AoE HTTP iSCSI DNS TFTP bzImage ELF Multiboot PXe PXEXT net0: 5e:e0:16:8d:b6:b8 on PCI00:04.0 (ppen)                              [Link:up, TX:0  TXE:0 RX:0 RXE:0] DHCP (net0: )………..Connection timed out (0x4c126035) No more network devices No bootable device Powering off in 30 seconds.     Performing a search via an Internet search engine returned various solutions […]

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Networking, Windows Technologies

How to build a Test Windows Domain and configure its networking in a VMware Hypervisor

VMWare Hypervisor Host and Network setup: Install a VMware ESXi host, with one NIC card and have it configured to a IP address from your existing valid domain IP-addresses (prefer to be a static) (172.21.1.125). Install vSphere server appliance and have it running either on the same host or on a different device that’s running in the same network (172.21.1.3)   Create a separate VM Ports group to classify your Test VMs that going to use their own network setup but all of its traffic will travel with outside world via the same physical NIC adapter as shown below Windows […]

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Networking

Public and Private Addresses

If your intranet is not connected to the Internet, any IP addressing can be deployed. If direct (routed) or indirect (proxy or translator) connectivity to the Internet is desired, there are two types of addresses employed on the Internet, public addresses and private addresses . Public Addresses Public addresses are assigned by InterNIC and consist of class-based network IDs or blocks of CIDR-based addresses (called CIDR blocks) that are guaranteed to be globally unique to the Internet. When the public addresses are assigned, routes are programmed into the routers of the Internet so that traffic to the assigned public addresses […]

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