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Posts
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VLAN/Smoothwall/DHCP question
tdh1987 replied to Lebowski's topic in Internet Related/Filtering/Firewall
What switches are you using? What are the VLAN IDs for the main network and your BYOD network? Thanks Tom -
VLAN/Smoothwall/DHCP question
tdh1987 replied to Lebowski's topic in Internet Related/Filtering/Firewall
Your uplink ports should be set at "tagged" not "untagged". Please adjust and try again -
VLAN/Smoothwall/DHCP question
tdh1987 replied to Lebowski's topic in Internet Related/Filtering/Firewall
How are your uplinks configured between your 2 switches? -
VLAN/Smoothwall/DHCP question
tdh1987 replied to Lebowski's topic in Internet Related/Filtering/Firewall
“Check DHCP-Global to make sure that your VLAN against AD is not ticket for DHCP” Have you checked this yet? -
VLAN/Smoothwall/DHCP question
tdh1987 replied to Lebowski's topic in Internet Related/Filtering/Firewall
Hi If you’ve dedicated an interface on your Smoothwall for this task then it should be “untagged” on your network switch port. I presume you’ve configured the BYOD SSID network to use the same VLAN and that your WAPs switch ports are configured as “tagged” so it can pass both VLANs Try that and see how you get on. Thanks Tom -
Hi At least 2 of my teachers have reported that their ActivPanel's keep unfreezing randomly, without any button presses on the remote or front panel. I've seen this happen myself on one of the panels. One of the panels is a AP4-75 and the other a AP7-65-02. Has anybody else experienced this and do you have a solution? Thanks Tom
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Hi @timbo343 I've got a Lenovo 10e if you want to have a look? Currently unaware of its whereabouts, but should be able to track it down. Thanks Tom
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Closing date: 12 noon on Monday 3rd October 2022 Position: Senior ICT Technician Salary: Grade G £24,948 - £27,344 Hours: Full time (37 hrs per week, full year) We currently have an exciting opportunity for a highly motivated Senior ICT Technician. Reporting to the School Network Manager, you will work as part of a small and friendly team. If you are looking for a new and exciting challenge, then we can guarantee you a fulfilling and rewarding role. For more information please visit: https://www.selby-high.org.uk/Ourschool/Vacancies/ Thanks Tom
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Failover Cluster - Extremely Slow (CSV Block size?)
tdh1987 replied to tdh1987's topic in Thin Client and Virtual Machines
Hi We're using the H241 SAS controller. Since posting, I've updated the firmware from 5.52 to 7.00 and also updated the driver. Let's hope it improves performance -
Failover Cluster - Extremely Slow (CSV Block size?)
tdh1987 replied to tdh1987's topic in Thin Client and Virtual Machines
Hi Steve Are you referring to the cache size on the controller (MSA2040)? If so, that's 6144MB Thanks Tom -
I’m trying to find out why our failover cluster is so damn slow. I wonder if you would mind telling me what your cluster shared volume block size is and what your experience is like using your VMs? We have 2 x DL380 Gen9 (20 threads, 128GB, 300GB 10K etc), MSA2040 (12Gb SAS connectivity to the hosts), 12 x 1.2TB 10K SAS disks (RAID5) and it's appallingly slow. Trying to install cumulative updates is painful. I'm wondering if my block size is too small. Run these command in command prompt (admin) on one of your hosts: To find your CSV Path: C:\Windows\system32>Wmic volume get caption,blocksize,label BlockSize Caption Label 4096 C:\ 4096 D:\ Quorum 4096 C:\ClusterStorage\Volume1\ CSV01 (C:\ClusterStorage\Volume1\ is the path of our CSV) C:\Windows\system32>fsutil fsinfo ntfsinfo C:\ClusterStorage\Volume1\ NTFS Volume Serial Number : 0xac6c3f2c6c3ef126 NTFS Version : 3.1 LFS Version : 2.0 Number Sectors : 0x0000000569538fff Total Clusters : 0x00000000ad2a71ff Free Clusters : 0x000000003298bd6e Total Reserved : 0x0000000000000400 Bytes Per Sector : 512 Bytes Per Physical Sector : 512 Bytes Per Cluster : 4096 Bytes Per FileRecord Segment : 1024 Clusters Per FileRecord Segment : 0 Mft Valid Data Length : 0x00000000000c0000 Mft Start Lcn : 0x00000000000c0000 Mft2 Start Lcn : 0x0000000000000002 Mft Zone Start : 0x00000000000c00c0 Mft Zone End : 0x00000000000cc840 Max Device Trim Extent Count : 1 Max Device Trim Byte Count : 0x40000000 Max Volume Trim Extent Count : 1 Max Volume Trim Byte Count : 0x40000000 Resource Manager Identifier : BEA1558E-B7FE-11E7-A948-E0071B6E23A1 Thanks guys Tom
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Hi guys Due to the unprecedented rise in cyber attacks on the education sector I’ve decided to close off access to the Smoothwall VPN as I am unsure how secure it is. I've also closed the firewall rule (see below) The only entry point I'm aware of now is the rule that allows Smoothwall HQ to administer the box. What are others thoughts on the built-in VPN. Should it be left off, or are we happy there are few or no vulnerabilities to worry about? I'm referring to the OpenVPN client that tunnels in from an off-site laptop or desktop. Thanks Tom

